Clackamas Weather Forecast

    • 56
    • 82

    Mostly Sunny

    • 54
    • 84

    Chance Rain Showers

    • 46
    • 68

    Slight Chance Rain Showers

    • 45
    • 69

    Partly Sunny

    • 48
    • 73

    Partly Sunny

    • 57
    • 85

    Partly Sunny

Today 27 May Inner Portland Metro

Sunny. Highs in the lower 80s. Northwest wind 5 to 10 Mph.

Tonight 27 May Inner Portland Metro

Mostly clear. Lows in the mid 50s. Northwest wind 5 to 10 Mph, becoming light after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Clackamas Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (12.4 miles)

  • Lowest 15 May, 2026

    44.7 °F

  • Average May

    61.3 °F

  • Highest 3 May, 2026

    91.7 °F

Climate (2021–Present)

Portland, Portland-Troutdale Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.3 °F

  • Average High 2021–2026

    65.3 °F
Get WillyWeather+ to remove ads